S
M
T
W
T
F
S
29
62°
48°
30
68°
48°
1
67°
49°
2
67°
46°
3
61°
43°
4
57°
41°
5
63°
42°
6
65°
44°
7
57°
41°
8
55°
41°
9
53°
39°
10
53°
35°
11
54°
32°
12
53°
33°
13
57°
34°
14
55°
32°
15
54°
41°
16
55°
39°
17
64°
43°
18
63°
40°
19
61°
30°
20
55°
27°
21
51°
28°
22
50°
31°
23
51°
32°
24
54°
29°
25
52°
28°
26
51°
29°
27
52°
28°
28
52°
28°
29
53°
35°
30
55°
34°
31
62°
28°
1
54°
26°
2
49°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Oglethorpe
Oglethorpe's December 2026 forecast shows daily high temperatures ranging from 49° to 68°, with overnight lows between 25° and 49°. The average high for December is 57° with an average low of 36°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Oglethorpe. See also: January | February | March.